body, h1, h2, h3, h4, h5, h6, hr, p, blockquote, dl, dt, dd, ul, ol, li, pre, figcaption, figure, fieldset, legend, button, input, textarea, th, td, input, button {
    margin: 0;
    padding: 0;
    border: 0;
}

body, button, input, select, textarea {
    font: 12px/1 PingFangSC-light, 'Microsoft YaHei', "Lucida Grande", "Lucida Sans Unicode", Helvetica, Arial, Verdana, sans-serif
}

h1 {
    font-size: 18px;
    font-weight: normal
}

h2 {
    font-size: 16px;
    font-weight: normal
}

h3 {
    font-size: 14px;
    font-weight: normal
}

h4, h5, h6 {
    font-size: 100%;
    font-weight: normal
}

ul, ol, li {
    list-style: none
}

a {
    text-decoration: none;
    color: #3C3C3C;
    -webkit-tap-highlight-color: rgba(255, 255, 255, 0);
}

a, img, button, input, textarea {
    -webkit-tap-highlight-color: rgba(255, 255, 255, 0);
    outline: none;
}

abbr[title], acronym[title] {
    border-bottom: 1px dotted;
    cursor: help
}

q:before, q:after {
    content: ''
}

legend {
    color: #000
}

fieldset, img {
    border: 0
}

table {
    border-collapse: collapse;
    border-spacing: 0
}

hr {
    border: 0;
    height: 1px
}

i {
    font-style: normal;
    font-weight: 100;
}

html, body {
    height: 100%;
}

body {
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -khtml-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    position: relative;
    background: #f4f4f4;
}


.wd-flex {
    display: flex;
}
